private List <Models.Game.Path> StrokesSort(List <Models.Game.Path> strokes, PANORAMIC_DRAWING_DIRECTION op)
{
switch (op)
{
case PANORAMIC_DRAWING_DIRECTION.FROM_LEFT_TO_RIGHT:
{
strokes.Sort((strokeOne, strokeTwo) =>
{
return(SortPredicatForPanoramicDirection(strokeOne, strokeTwo, PANORAMIC_DRAWING_DIRECTION.FROM_LEFT_TO_RIGHT));
});
return(strokes);
}
case PANORAMIC_DRAWING_DIRECTION.FROM_RIGHT_TO_LEFT:
{
strokes.Sort((strokeOne, strokeTwo) =>
{
return(SortPredicatForPanoramicDirection(strokeOne, strokeTwo, PANORAMIC_DRAWING_DIRECTION.FROM_RIGHT_TO_LEFT));
});
return(strokes);
}
case PANORAMIC_DRAWING_DIRECTION.FROM_TOP_TO_BOTTOM:
{
strokes.Sort((strokeOne, strokeTwo) =>
{
return(SortPredicatForPanoramicDirection(strokeOne, strokeTwo, PANORAMIC_DRAWING_DIRECTION.FROM_TOP_TO_BOTTOM));
});
return(strokes);
}
case PANORAMIC_DRAWING_DIRECTION.FROM_BOTTOM_TO_TOP:
{
strokes.Sort((strokeOne, strokeTwo) =>
{
return(SortPredicatForPanoramicDirection(strokeOne, strokeTwo, PANORAMIC_DRAWING_DIRECTION.FROM_BOTTOM_TO_TOP));
});
return(strokes);
}
default: return(null);
}
}
private int SortPredicatForPanoramicDirection(Models.Game.Path pathOne, Models.Game.Path pathTwo, PANORAMIC_DRAWING_DIRECTION direction)
{
var originineOne = pathOne.Coordinates[0];
var originineTwo = pathTwo.Coordinates[0];
switch (direction)
{
case PANORAMIC_DRAWING_DIRECTION.FROM_LEFT_TO_RIGHT:
return(originineOne.X.CompareTo(originineTwo.X));
case PANORAMIC_DRAWING_DIRECTION.FROM_RIGHT_TO_LEFT:
return(originineTwo.X.CompareTo(originineOne.X));
case PANORAMIC_DRAWING_DIRECTION.FROM_TOP_TO_BOTTOM:
return(originineOne.Y.CompareTo(originineTwo.Y));
case PANORAMIC_DRAWING_DIRECTION.FROM_BOTTOM_TO_TOP:
return(originineTwo.Y.CompareTo(originineOne.Y));
default: return(0);
}
}
